Mantelet

Webster's Dictionary of the English Language

·noun A short cloak or mantle worn by women.

II. Mantelet ·noun A short cloak formerly worn by knights.

III. Mantelet ·noun A musket-proof shield of rope, wood, or metal, which is sometimes used for the protection of sappers or riflemen while attacking a fortress, or of gunners at embrasures;

— now commonly written mantlet.